Oracle’s new Java subscription licensing model could cost existing and new customers a lot more, according to a research paper from market research firm Gartner.

The plethora of different legacy Java versions running inside enterprise IT estates is leaving businesses vulnerable to attacks via software flaws patched by the latest Java updates, the report said.

Cybersecurity researchers warn about cyberattacks by 'Elephant Beetle' - which use over 80 tools and exploits legacy vulnerabilities to hide inside networks for months at a time.